1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.cache;
24  
25  import com.liferay.portal.kernel.cache.PortalCache;
26  
27  import java.io.Serializable;
28  
29  import java.util.Map;
30  import java.util.concurrent.ConcurrentHashMap;
31  
32  /**
33   * <a href="MemoryPortalCache.java.html"><b><i>View Source</i></b></a>
34   *
35   * @author Brian Wing Shun Chan
36   */
37  public class MemoryPortalCache implements PortalCache {
38  
39      public MemoryPortalCache(int initialCapacity) {
40           _map = new ConcurrentHashMap<String, Object>(initialCapacity);
41      }
42  
43      public Object get(String key) {
44          return _map.get(key);
45      }
46  
47      public void put(String key, Object obj) {
48          _map.put(key, obj);
49      }
50  
51      public void put(String key, Object obj, int timeToLive) {
52          _map.put(key, obj);
53      }
54  
55      public void put(String key, Serializable obj) {
56          _map.put(key, obj);
57      }
58  
59      public void put(String key, Serializable obj, int timeToLive) {
60          _map.put(key, obj);
61      }
62  
63      public void remove(String key) {
64          _map.remove(key);
65      }
66  
67      public void removeAll() {
68          _map.clear();
69      }
70  
71      private Map<String, Object> _map;
72  
73  }